The answer is b+9 I believe
add the 9 to the other side.
Answer:
15+0.75x
Step-by-step explanation:
x=number of tickets
Answer:
The perimeter is 
Step-by-step explanation:
we know that
A parallelogram is a quadrilateral where both pairs of opposite sides are parallel and equal
so
In this problem
PS=QR ----> equation A
SR=PQ ----> equation B
The perimeter of parallelogram PQRS is
P=PQ+QR+SR+PS ----> equation C
substitute equation A and equation B in equation C

we have


substitute in the formula of perimeter


Answer:
Step-by-step explanation:the diagonals of a parallelogram bisect each other